thoroughknowledge
nounUK /ˈθʌrə ˈnɒlɪdʒ/
US /ˈθɜːroʊ ˈnɑːlɪdʒ/
Knowing something very well because you have learned all about it.
She has a thorough knowledge of the stars and can name every constellation.
RELATED WORDS
OTHER MEANINGS
2. Complete and careful study of a subject.
His thorough knowledge of history helped him win the quiz.
3. Knowing all the small details about something.
The mechanic's thorough knowledge of engines saved us time.
4. Being very well informed about a topic.
A thorough knowledge of safety rules keeps the lab safe.